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TOÁN ÔN TẬP

Authored by Bình Tuấn

Mathematics

11th Grade

Used 6+ times

TOÁN ÔN TẬP
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11 questions

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1.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Đổi góc 30° sang radian

π/6

π/2

3π/2

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Đổi góc 90° sang radian

π/3

3π/2

π/2

2π/3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đổi 270° sang radian

2π/3

3π/2

π/2

π/3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đổi 5π/18 ra độ

30°

25°

50°

15°

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đổi 3π/5 sang độ

108°

275°

205°

115°

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Đổi 7π sang độ

1542°

2005°

-2652°

1260°

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Cho α là góc nhọn. Khẳng định nào sau đây là đúng?

sin α < 0;

cos α < 0;

tan α < 0;

cot α > 0.

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